Checkstep vs ContentMod

免费 / 开源ZeroGPT is an AI content detection platform with a text AI detector, AI image and video detectors, AI humanizer, plagiarism checker, and a set of writing tools including paraphraser, summarizer, grammar checker, translator, and citation helper.

面向学校与编辑的 AI 检测与写作验证

Undetectable AI is a web platform that scans text for AI fingerprints and rewrites flagged passages so they read like natural human writing. It bundles an AI detector, an AI humanizer and a growing set of media authenticity tools in a single dashboard.

专项更强面向内容完整性的企业级 AI 与抄袭检测

一次扫描完成 AI 检测、查重与内容质量评估

专项更强面向规模化场景的 AI 验证码识别 API

免费 / 开源Winston AI is an AI content detection suite that identifies text and images produced by generators like ChatGPT, Gemini, and Claude. Alongside its detector it offers plagiarism checking, an AI image and deepfake detector, writing feedback, and an API for embedding detection into other platforms.

不只给分数，还标出证据的 AI 检测器

免费 / 开源多模态 AI 检测 API，识别合成图像、文本、音频、视频与深度伪造

免费 / 开源Privatemode is an always-encrypted AI service from Edgeless Systems that keeps your prompts and data confidential end to end, even while the model is processing them, using confidential computing inside the cloud.

会展示推理过程的 AI 图像与深伪取证工具

免费 / 开源把视频、音频与文档变成可查询数据行的多模态数据仓库